<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>网络广告系统</title>
    <style>
        body {
        font-family: Arial, sans-serif;
        background-color: #f8f9fa;
        display: flex;
        justify-content: center;
        align-items: center;
        height: 100vh;
        margin: 0;
    }
    .login-container {
        background-color: white;
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 0 10px rgba(0,0,0,0.1);
    }
    input[type="text"], input[type="password"] {
        width: 100%;
        padding: 12px 20px;
        margin: 8px 0;
        display: inline-block;
        border: 1px solid #ccc;
        box-sizing: border-box;
        border-radius: 4px;
    }
    button {
        background-color: #007bff;
        color: white;
        padding: 14px 20px;
        margin: 8px 0;
        border: none;
        cursor: pointer;
        width: 100%;
        border-radius: 4px;
    }
    button:hover {
        opacity: 0.8;
    }
    </style>
</head>
<body>
<div class="login-container">
    <h2>网络广告系统</h2>
    <form action="/your-login-processing-endpoint" method="post">
        <label for="username">Username</label>
        <input type="text" id="username" name="用户名" required>
        <label for="password">Password</label>
        <input type="password" id="password" name="密码" required>
        <button type="submit">Login</button>
    </form>
</div>
</body>
<script src="https://cdn.jsdelivr.net/npm/jquery@3.5.1/dist/jquery.slim.min.js" integrity="sha384-DfXdz2htPH0lsSSs5nCTpuj/zy4C+OGpamoFVy38MVBnE+IbbVYUew+OrCXaRkfj" crossorigin="anonymous"></script>
<script>

    function click(su){

    }
</script>